Home / 1,158,549.26-1,598,848.55-642,270.32

Finding the Fourth Proportional to 1,158,549.26, 1,598,848.55 and 642,270.32

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Solution

The fourth proportional to 1,158,549.26, 1,598,848.55 and 642,270.32 is: 886,361.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,549.26 : 1,598,848.55 = 642,270.32 : x
  2. Step 2: Convert to fraction form
    1,158,549.26/1,598,848.55 = 642,270.32/x
  3. Step 3: Cross multiply
    1,158,549.26x = 1,598,848.55 × 642,270.32
  4. Step 4: Simplify right side
    1,158,549.26x = 1,026,892,974,214.98
  5. Step 5: Solve for x
    x = 1,026,892,974,214.98/1,158,549.26
  6. Step 6: Final answer
    x = 886,361.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.